Breathalyzer in an appealing design. Quick readiness for measurement with two LCD displays and a readout in promille and g/l from 0.0–1.9 ‰ (backlit). The temperature display is in °C and °F, along with a clock display in 12/24 hours. The breathalyzer features an optical warning at 0.2 ‰ and 0.5 ‰, with a countdown function (ready for measurement), alarm function, and automatic shutdown to extend battery life. The breathalyzer is lightweight and operates on 2 x AAA batteries (batteries not included).